pa help pls need asap

1.What is value of 3 in 0.7395?
a.0.03
b.0.739
c.0.73
d.0.0395

2.in 462.1578,give the place value of 8?
a.0.008
b.462.008
c.0.0008
d.462.0008

3.in 187.004, What is the value of 8?
a.80
b.80.004
c.180
d.180.004

4.What is value of 4 in 0.0048?
a.0.4
b.0.0004
c.0.004
d.0.0048
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